1900561930

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1210549}}^1$

素因数の和:1210713

約数の個数: 16

約数和(自身を含む): 3442804200

約数和(自身を除く): 1542242270

約数列:

[1, 2, 5, 10, 157, 314, 785, 1570, 1210549, 2421098, 6052745, 12105490, 190056193, 380112386, 950280965, 1900561930]

約数ペア:

[(1, 1900561930), (2, 950280965), (5, 380112386), (10, 190056193), (157, 12105490), (314, 6052745), (785, 2421098), (1570, 1210549)]